Check the listing for details. MASTER LOCK 6230KA Keyed Padlock, 7/8 in,Round,Silver 6T417. Condition: New. Listed at 56.57 USD. Padlock, Shackle Dia. 7/16 in, Shackle Height 1 1/8 in, Shackle Width 7/8 in, Shackle Material Boron, Body Width 2 1/2 in, Body Thickness 1 in, Body Material Steel, Number of Bumpers 0, Number of Pins 5 Pin, Key Type Alike, Control Key Registration Required No, Opens with Key No. 10G019, Body Color Silver, Body Dia. 2 1/2 in, Keyway Type Master K6000, Weather Resistant No, High Security Yes, Interchangeable Core No, Padlock Body Shape Round, Rekeyable Yes, Shackle Type Standard Shackle Steel lock body padlocks have solid bodies, so they're more secure than laminated bodies, which have rivets that can be tampered with. They're more resistant to smashing than brass and aluminum lock body padlocks and are used to secure access to property. These padlocks are commonly used in indoor applicatio.